/*

* Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Plug-in main class

*

*/

#ifndef CMCSPLUGIN_H

#define CMCSPLUGIN_H

// System includes

// User includes

#include <hscontentpublisher.h>

#include <aicontentmodel.h>

// Forward declarations

class MAiContentObserver;

class MAiContentItemIterator;

class CCarouselPluginEngine;

class CCarouselData;

/**

 * @ingroup group_mcsplugin

 *

 * MCS Plug-in main class

 *

 * @since S60 5.2

 */

NONSHARABLE_CLASS( CCarouselPlugin ) : public CHsContentPublisher    

    {

public:

    // constructor and destructor

    static CCarouselPlugin* NewL();

    ~CCarouselPlugin();

private:

    // constructors

    /**

    * C++ default constructor

    */

    CCarouselPlugin();

    /**

    * 2nd phase constructor

    */

    void ConstructL();

public:

    // from CHsContentPublisher

    /**

     * @see CHsContentPublisher

     */

    void Start( TStartReason aReason );

    /**

     * @see CHsContentPublisher

     */

    void Stop( TStopReason aReason );

    /**

     * @see CHsContentPublisher

     */    

    void Resume( TResumeReason aReason );

    /**

     * @see CHsContentPublisher

     */    

    void Suspend( TSuspendReason aReason );

    /**

     * @see CHsContentPublisher

     */    

    void SubscribeL( MAiContentObserver& aObserver );

    /**

     * @see CHsContentPublisher

     */    

    void ConfigureL( RAiSettingsItemArray& aSettings );

    /**

     * @see CHsContentPublisher

     */    

    TAny* GetProperty( TProperty aProperty );

    /**

     * @see CHsContentPublisher

     */   

    void HandleEvent( const TDesC& aEventName, const TDesC& aParam );

public:

    // new functions

    /**

    * Publishes data

    */

    void PublishL();

private:

    // new functions

    /**

     * CompareItems

     */

    static TInt CompareItems( const MAiPluginSettings& aFirst,

        const MAiPluginSettings& aSecond );

    /**

     * Publishes content for one menu item

     */

    void PublishLItemL( MAiContentObserver& aObserver, CCarouselData& aDataItem, TInt aIndex );

    void PublishEditorItemsL();

    /**

    * Delete content model

    */  

    void DeleteContentModel();    

    /**

     * Determines if dirty items exists

     */

    TBool PublishRequired() const; 

private: 

    // data

    /** Iterator for plugin content, owned */    

    MAiContentItemIterator* iContent;

    /** Number of data in the content model */

    TInt iDataCount;

    /** Dynamic content model, owned */    

    TAiContentItem* iContentModel;

    /** Plugin engine, owned */    

    CCarouselPluginEngine* iEngine;

    /** Array of content observers, not owned */    

    RPointerArray<MAiContentObserver> iObservers;

    };

#endif // CMCSPLUGIN_H

// End of file